| STYLE DESIGNATOR | ROUND FRAME, ROUND LENS TYPE |
| LAMP TYPE ACCOMMODATED AND QUANTITY | 1 INCANDESCENT |
| MOUNTING METHOD | PANEL |
| TERMINAL TYPE AND QUANTITY | 1 SOLDER LUG AND |
| 1 SOLDER STUD |
| MATERIAL | COPPER ALLOY BODY |
| OVERALL LENGTH | 0.687 INCHES NOMINAL |
| SURFACE TREATMENT | NICKEL BODY |
| LAMP INDUSTRY NUMBER | 685 |
| LAMP BULB SIZE DESIGNATOR | T-1 |
| LAMP BASE TYPE ACCOMMODATED | MIDGET FLANGED |
| LENS QUANTITY | 1 |
| LENS MOUNTING METHOD | SCREW IN |
| LENS TYPE | FLAT, KNURLED, EXTERNAL THREAD SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS LIGHT TRANSMISSION CHARACTERISTIC | TRANSPARENT SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS FACE SURFACE CONDITION | SMOOTH SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS BACK SURFACE CONDITION | SMOOTH SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS COLOR | RED SINGLE LIGHT 1ST POSITION HORIZONTAL |
| TRANSMITTED LIGHT COLOR | RED SINGLE LIGHT 1ST POSITION HORIZONTAL FULL DISPLAY DIVISION A |
| PANEL ACCOMMODATION HOLE DIAMETER | 0.328 INCHES NOMINAL |
| PANEL THICKNESS FOR WHICH DESIGNED | 0.156 INCHES MAXIMUM |
| HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION | MOISTURE PROOF |
| FURNISHED ITEMS AND QUANTITY | 2 HEXAGON NUT |
| PRECIOUS MATERIAL | SILVER |
| PRECIOUS MATERIAL AND WEIGHT | 0.040 SILVER GRAINS, TROY |
| PRECIOUS MATERIAL AND LOCATION | TERMINALS SILVER |